Home / 54,295.26-74,925.45-31,635.51

Finding the Fourth Proportional to 54,295.26, 74,925.45 and 31,635.51

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Solution

The fourth proportional to 54,295.26, 74,925.45 and 31,635.51 is: 43,655.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,295.26 : 74,925.45 = 31,635.51 : x
  2. Step 2: Convert to fraction form
    54,295.26/74,925.45 = 31,635.51/x
  3. Step 3: Cross multiply
    54,295.26x = 74,925.45 × 31,635.51
  4. Step 4: Simplify right side
    54,295.26x = 2,370,304,822.73
  5. Step 5: Solve for x
    x = 2,370,304,822.73/54,295.26
  6. Step 6: Final answer
    x = 43,655.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.